Case for electronic device



FIG. 1 is a first front isometric view of a case for electronic device showing our new design;

FIG. 2 is a front view thereof; and,

FIG. 3 is a second front isometric view thereof.

The broken lines depict unclaimed environment. The broken lines form no part of the claimed design. 

CLAIM The ornamental design for a case for electronic device, as shown and described. 